Initialize scratch buffer

kaleb-himes · kaleb-himes · commit 82d9a7bbae56 · 2024-05-15T14:02:43.000-04:00
diff --git a/wolfcrypt/src/aes.c b/wolfcrypt/src/aes.c
@@ -6056,6 +6056,8 @@ int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
             int ret = 0;
             word32 processed;
 
+            XMEMSET(scratch, 0, sizeof(scratch));
+
             if (aes == NULL || out == NULL || in == NULL) {
                 return BAD_FUNC_ARG;
             }

Original file line number	Diff line number	Diff line change
`@@ -6056,6 +6056,8 @@ int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)`
`6056`	`6056`	`int ret = 0;`
`6057`	`6057`	`word32 processed;`
`6058`	`6058`
	`6059`	`+ XMEMSET(scratch, 0, sizeof(scratch));`
	`6060`	`+`
`6059`	`6061`	`if (aes == NULL \|\| out == NULL \|\| in == NULL) {`
`6060`	`6062`	`return BAD_FUNC_ARG;`
`6061`	`6063`	`}`